A level south west regional mock gce 2022 ICT 2

A level south west regional mock gce 2022 ICT 2

A level south west regional mock gce 2022 ICT 2

i) Mr. Paul owns a computer training center which has about 20 computers. He has trainees on basic
operation in ^prdj>rocessmg. Spreadsheet. Desktop publishing, and Presentation software. Mr. Paul was faced with
challenge ol always moving round in order to follow up the activities of the trainees. He also had to go through the
stressful procedure of collecting trainees’ work using some removable storage media to his own machine for
evaluation. A network technician had to convince him to setup a star network topology.
a) What is computer network?
b ) Briefly explain any two advantages and two disadvantages of putting the computer
m a network over standalone computer systems.
c ) Briefly explain one importance of each of the application software highlighted in the
scenario above to the trainees
d ) hxplain one device needed for him to realize the star network instead of any other topology
ii ) Fxplain dittercnce between the following terms in data transmission
a) Parallel and serial transmission
b) Synchronous and asynchronous transmission.
computer

iii) a) What is file extension?
b) Copy and complete the table below

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